INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15640e09a177a1840be138eaab0854157c64dba419b6c957cdac67828db29c52', 
    'ZhsyVgDszhBQtWhlcnMAAvRbrOHFcAGDf9LdH74Pfk4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)